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214261313 = 730608759
BaseRepresentation
bin11001100010101…
…01111001000001
3112221011121021012
430301111321001
5414322330223
633132210305
75211122360
oct1461257101
9487147235
10214261313
11aaa43772
125b909995
133550b656
14206557d7
1513c24c78
hexcc55e41

214261313 has 4 divisors (see below), whose sum is σ = 244870080. Its totient is φ = 183652548.

The previous prime is 214261259. The next prime is 214261343. The reversal of 214261313 is 313162412.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 214261313 - 216 = 214195777 is a prime.

It is not an unprimeable number, because it can be changed into a prime (214261343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15304373 + ... + 15304386.

It is an arithmetic number, because the mean of its divisors is an integer number (61217520).

Almost surely, 2214261313 is an apocalyptic number.

It is an amenable number.

214261313 is a deficient number, since it is larger than the sum of its proper divisors (30608767).

214261313 is an equidigital number, since it uses as much as digits as its factorization.

214261313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30608766.

The product of its digits is 864, while the sum is 23.

The square root of 214261313 is about 14637.6676079217. The cubic root of 214261313 is about 598.3857656032.

The spelling of 214261313 in words is "two hundred fourteen million, two hundred sixty-one thousand, three hundred thirteen".

Divisors: 1 7 30608759 214261313